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25J897PC17 — PACKING,PREFORMED

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

25J897PC17: PACKING,PREFORMED.

The PACKING,PREFORMED is a the manufacturer industrial component. Key specifications include material: CARBON OVERALL, peripheral_diameter: 4.281 INCHES NOMINAL IN, center_hole_diameter: 4.000 INCHES MINIMUM AND 4.001 INCHES MAXIMUM IN, cross-sectional_height: 0.468 INCHES MINIMUM AND 0.472 INCHES MAXIMUM IN, material_document_and_classification: MIL-P-18493 CL 2 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-394-8703, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
25J897PC17
NSN: 5330-00-394-8703
FSC: 5330 — Packing and Gasket Materials
CAGE: 90099 — NORTHROP GRUMMAN SYSTEMS CORPORATION DIV MARINE SYSTEMS (USA)
SPECIFICATIONS
materialCARBON OVERALL
peripheral_diameter4.281 INCHES NOMINAL IN
center_hole_diameter4.000 INCHES MINIMUM AND 4.001 INCHES MAXIMUM IN
cross-sectional_height0.468 INCHES MINIMUM AND 0.472 INCHES MAXIMUM IN
material_document_and_classificationMIL-P-18493 CL 2 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5330-00-394-8703
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 25J897PC17 MFR: OEM ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
CROSS-SECTIONAL HEIGHT: 0.468 INCHES MINIMUM AND 0.472 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-P-18493 CL 2 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
•
PERIPHERAL DIAMETER: 4.281 INCHES NOMINAL IN
•
CENTER HOLE DIAMETER: 4.000 INCHES MINIMUM AND 4.001 INCHES MAXIMUM IN
•
MATERIAL: CARBON OVERALL
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.468 INCHES MINIMUM AND 0.472 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-P-18493 CL 2 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
PERIPHERAL DIAMETER4.281 INCHES NOMINAL IN
CENTER HOLE DIAMETER4.000 INCHES MINIMUM AND 4.001 INCHES MAXIMUM IN
MATERIALCARBON OVERALL
SUBSTITUTES & CROSS-REFERENCES 8
25J984PC16Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
25J811PC17Reference document
Same NSN cross-reference
Reference document — Secondary reference
20J906PC218Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
39J784PC71Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
39J789PC214Reference document
Same NSN cross-reference
Reference document — Secondary reference
20J920PC15Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 25J897PC17?
25J897PC17 is a PACKING,PREFORMED.
What parts can replace 25J897PC17?
There are 8 known substitutes for 25J897PC17: 25J984PC16, 25J811PC17, 20J906PC218 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 25J897PC17?
25J897PC17 is cataloged in the U.S. Government catalog under NSN 5330-00-394-8703. This indicates validated use in U.S. government and defense supply chains.
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